Cumacea: 11. Diastylidae, 7. Leptostylis 



127 



9. L. productus Norm. 1879 L. produda. A. M. Norman in: Ann. nat. Hist., 

 ser. 5 V.3 p. 65 | 1912 L. productus, T. Stebbing in: Ann. S. Afr. Mus., v.\0\ p. 153. 



Pseudorostral lobes short, blunt, slightly upturned. Carapace short, as 

 broad as long, nearly smooth, antero-lateral margin strongly serrate. Telson 

 not longer than 6*'^ pleon segment, nor more than half the 5^'', without 

 lateral spines, apical pair rather large. Peduncle of uropods nearly thrice 

 as long as the telson, with 4 spaced spines on the medial margin: endopod 

 nearly as long as peduncle, with spines on its 3 joints respectively 2, 1, 0, 

 exopod as long as 1^* joint of endopod, scarcely longer than the lanceo- 

 late 3d. Sex ? g. 



Off Butt of Lewis, lat. 59« 41' N., long. 7^ 34' W.. depth 838 m. 



10. L. longimanus (0. Sars) 1865 Diastylis I., G. O. Sars in: Forh. Selsk. 

 Christian., 1864 p. 173 | 1869 Leptostylis l, G. O. Sars in: Nyt Mag. Naturv., n 16 

 ]). 343 I 1879 L. l, S.I.Smith in: Tr. Connect. Ac, «. 5i p. 114 | 1900 L. longimana, 

 G. O. Sars, Crust. Norway, v.S p. 68 t. 48 | 1900 L. I., Zimmer in: Fauna arctica, v. I 

 p. 4^7,435 I 1905 L. I., Caiman in: Sci. Invest. Fish. Ireland, 1904 app. 1 p. 10, 48 | 

 1908 L. l, Zimmer in: Ergeb. Tiefsee-Exp., v.S p. 182 ] 1912 L. longimanus, T. Stebbing 

 in: Ann. S. Afr. Mus., v. 10 v p. 153. 



Fig. 79. 



L. longimanus 



(Sars), pleopod i. 



Fig. 78. 

 L. longimanus (Sars), peraeopod i. 



Fig. 80. 

 L. longimanus 



(Sars), pleopod -2. 



Pseudorostral lobes acute, a little upturned. Carapace large and deep, 

 nearly smooth, antero-lateral margin minutely denticulate. Pleon slender, 



